SHAREHOLDERS EQUITY (Detail Textuals) - $ / shares		3 Months Ended														6 Months Ended	12 Months Ended
	Aug. 01, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Stockholders Equity Note [Line Items]
Dividend (per share)		$ 0.17	$ 0.17	$ 0.16	$ 0.16	$ 0.16	$ 0.16	$ 0.15	$ 0.15	$ 0.15	$ 0.15	$ 0.14	$ 0.14	$ 0.14	$ 0.14	$ 0.34	$ 0.64	$ 0.60	$ 0.56
Payment Date		Jun. 20, 2016	Mar. 28, 2016	Dec. 11, 2015	Sep. 21, 2015	Jun. 19, 2015	Mar. 23, 2015	Dec. 15, 2014	Sep. 22, 2014	Jun. 23, 2014	Mar. 24, 2014	Dec. 16, 2013	Sep. 23, 2013	Jun. 24, 2013	Mar. 25, 2013
Record Date		Jun. 13, 2016	Mar. 21, 2016	Dec. 07, 2015	Sep. 14, 2015	Jun. 15, 2015	Mar. 20, 2015	Dec. 08, 2014	Sep. 15, 2014	Jun. 16, 2014	Mar. 17, 2014	Dec. 09, 2013	Sep. 16, 2013	Jun. 17, 2013	Mar. 18, 2013
Subsequent Event
Stockholders Equity Note [Line Items]
Declared Date	Aug. 01, 2016
Dividend (per share)	$ 0.17
Payment Date	Sep. 19, 2016
Record Date	Sep. 12, 2016